990397656026475

Names of 990397656026475

• Cardinal: 990397656026475 can be written as Nine hundred ninety trillion, three hundred ninety-seven billion, six hundred fifty-six million, twenty-six thousand, four hundred seventy-five.

Scientific notation

• Scientific notation: 9.90397656026475 × 10¹⁴

Factors of 990397656026475

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 220

Divisors of 990397656026475

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 15 23 25 31 61 69 75 93 97 115 155 183 291 305 345 465 485 529 575 713 775 915 1403 1455 1525 1587 1725 1891 2139 2231 2325 2425 2645 3007 3565 3721 4209 4575 5673 5917 6693 7015 7275 7935 9021 9409 9455 10695 11155 11163 12167 13225 15035 16399 17751 17825 18605 21045 28227 28365 29585 32269 33465 35075 36501 39675 43493 45105 47045 47275 49197 51313 53475 55775 55815 60835 69161 75175 81995 85583 88755 93025 96807 105225 115351 130479 136091 141135 141825 147925 153939 161345 167325 182505 183427 207483 216407 217465 225525 235225 245985 256565 256749 279075 291679 304175 345805 346053 360937 377177 408273 409975 427915 443775 484035 550281 573949 576755 649221 652395 680455 705675 742187 769695 806725 875037 912525 917135 1000339 1037415 1082035 1082811 1087325 1131531 1180199 1229925 1282825 1283745 1458395 1590703 1721847 1729025 1730265 1804685 1885885 1968409 2041365 2139575 2226561 2420175 2653073 2751405 2869745 2883775 3001017 3130093 3246105 3261975 3402275 3540597 3710935 3848475 4218821 4375185 4585675 4772109 4977361 5001695 5187075 5410175 5414055 5657655 5900995 5905227 6418725 6708617 7291975 7953515 7959219 8301551 8609235 8651325 9023425 9390279 9429425 9842045 10206825 11132805 11189047 12656463 13200827 13265365 13757025 14348725 14932083 15005085 15650465 16230525 17702985 17792419 18554675 20125851 21094105 21875925 23007797 23860545 24886805 24904653 25008475 27070275 28288275 29504975 29526135 33543085 33567141 35010889 36586169 39602481 39767575 39796095 41507755 43046175 45273407 46951395 49210225 53377257 55664025 55945235 61020679 63282315 66004135 66326825 69023391 71992139 74660415 75025425 78252325 88514925 88962095 97032883 100629255 105032667 105470525 109758507 114479303 115038985 119302725 124434025 124523265 135820221 147630675 154298191 167715425 167835705 175054445 182930845 183062037 190935673 198012405 198980475 207538775 215976417 226367035 234756975 257348081 266886285 279726175 291098649 303619021 305103395 316411575 330020675 343437909 345116955 359960695 373302075 409225637 444810475 462894573 485164415 503146275 525163335 548792535 572396515 572807019 575194925 622616325 679101105 771490955 772044243 805250447 839178525 875272225 910857063 914654225 915310185 954678365 990062025 1079882085 1085337559 1131835175 1227676911 1286740405 1334431425 1403475617 1455493245 1518095105 1525516975 1717189545 1725584775 1799803475 2046128185 2231756309 2314472865 2415751341 2425822075 2625816675 2743962675 2861982575 2864035095 3256012677 3395505525 3548858393 3857454775 3860221215 4026252235 4210426851 4391520479 4554285315 4576550925 4773391825 5399410425 5426687795 5919005863 6138384555 6433702025 6695268927 6983237483 7017378085 7277466225 7590475525 8585947725 9412189651 10230640925 10646575179 11158781545 11572364325 12078756705 13174561437 14320175475 16280063385 17744291965 17757017589 18520760281 19301106075 20131261175 20949712449 21052134255 21957602395 22771426575 24962763857 27133438975 28236568953 29595029315 30691922775 33476344635 34916187415 35086890425 47060948255 53232875895 55562280843 55793907725 60393783525 65872807185 74888291571 81400316925 88721459825 88785087945 92603801405 104748562245 105260671275 109788011975 124813819285 136137134849 141182844765 147975146575 167381723175 174580937075 216480361973 235304741275 266164379475 277811404215 329364035925 374441457855 408411404547 425977486463 443925439725 463019007025 523742811225 574143568711 624069096425 649441085919 680685674245 705914223825 1082401809865 1277932459389 1389057021075 1722430706133 1872207289275 2042057022735 2129887432315 2870717843555 3247205429595 3403428371225 5412009049325 6389662296945 8612153530665 10210285113675 10649437161575 13205302080353 14353589217775 16236027147975 31948311484725 39615906241059 43060767653325 66026510401765 198079531205295 330132552008825 990397656026475
• Sum of all divisors σ(n): 1815259047413760
• Sum of proper divisors (its aliquot sum) s(n): 824861391387285
• 990397656026475 is a deficient number, because the sum of its proper divisors (824861391387285) is less than itself. Its deficiency is 165536264639190

Bases of 990397656026475

• Binary: 11100001001100001011101100011110010100110101101011₂
• Hexadecimal: 0x384C2EC794D6B
• Base-36: 9R2EEH36NF

Squares and roots of 990397656026475

• 990397656026475 squared (990397656026475²) is 980887517062735891885900925625
• 990397656026475 cubed (990397656026475³) is 971468697724562629285101628924909562005921875
• The square root of 990397656026475 is 31470583.9797496449
• The cube root of 990397656026475 is 99678.8918668709

Scales and comparisons

• 990,397,656,026,475 seconds is equal to 31,491,581 years, 49 weeks, 6 days, 15 hours, 21 minutes, 15 seconds.
• To count from 1 to 990,397,656,026,475 would take you about seventy-eight million, seven hundred twenty-eight thousand, nine hundred fifty-four years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 990397656026475 cubic inches would be around 8306.6 feet tall.

Recreational maths with 990397656026475

• 990397656026475 backwards is 574620656793099
• The number of decimal digits it has is: 15
• The sum of 990397656026475's digits is 78
• More coming soon!